?? cache.c
字號(hào):
#include <string.h>
#include "..\inc\44b.h"
#include "..\inc\44blib.h"
void MarchCMinus32(int address,int unit,unsigned int pattern);
void MarchCMinusM_10(int address,int unit,unsigned int pattern,unsigned int mask);
void _MarchSub1(unsigned int *pt,int unit,unsigned int pattern,int incdec);
void _MarchSub1_10(unsigned int *pt,int unit,unsigned int pattern,int incdec,unsigned int mask);
int marchError;
void FlushCache(void)
{
int i,saveSyscfg;
saveSyscfg=rSYSCFG;
rSYSCFG=SYSCFG_0KB;
for(i=0x10002000;i<0x10004800;i+=16)
{
*((int *)i)=0x0;
}
rSYSCFG=saveSyscfg;
}
//*****************************************************************************
void Ram_Self_Test(int address,int unit,unsigned int pattern)
{
int i;
unsigned int *tempPt;
Uart_Printf( "RAM Self Read and Write Test-------0x%08x\n", pattern ) ;
tempPt=(unsigned int *)address;
for(i=0;i<=unit;i++)
{
*tempPt++=pattern;
if( (unit%0x1000)==0 ) Uart_SendByte( '+' ) ;
}
tempPt=(unsigned int *)address;
for(i=0;i<=unit;i++)
{
if(*tempPt!=pattern)
{
marchError=1;
Uart_Printf("ERROR0:%x\n",tempPt);
}
tempPt++;
if( (unit%0x1000)==0 ) Uart_SendByte( '+' ) ;
}
}
//*****************************************************************************
int Test_Cache(void)
{
int saveSyscfg;
Uart_Printf("Cache(Internal RAM) Cell Test by March C-\n");
saveSyscfg=rSYSCFG;
marchError=0;
//00->01->11<->10
rSYSCFG=SYSCFG_0KB; //WB_off,Cache_off,I_RAM 8KB,stall disable
#define RAM_TOP 0x0c7ff000
//*************************************************************************
Ram_Self_Test( 0x0c100000, (RAM_TOP - 0x0c100000), 0x00000000 ) ;
Ram_Self_Test( 0x0c100000, (RAM_TOP - 0x0c100000), 0xffffffff ) ;
Ram_Self_Test( 0x0c100000, (RAM_TOP - 0x0c100000), 0x55555555 ) ;
Ram_Self_Test( 0x0c100000, (RAM_TOP - 0x0c100000), 0xaaaaaaaa ) ;
//*************************************************************************
//set0=0x10000000~0x100007ff
//set1=0x10000800~0x10000fff
//set2=0x10001000~0x100017ff
//set3=0x10001800~0x10001fff
MarchCMinus32(0x10000000,511,0x00000000);
MarchCMinus32(0x10000000,511,0x0f0f0f0f);
MarchCMinus32(0x10000000,511,0x33333333);
MarchCMinus32(0x10000000,511,0x55555555);
MarchCMinus32(0x10000000,511,0xaaaaaaaa);
Uart_Printf("Set0 is tested!\n");
MarchCMinus32(0x10000800,511,0x00000000);
MarchCMinus32(0x10000800,511,0x0f0f0f0f);
MarchCMinus32(0x10000800,511,0x33333333);
MarchCMinus32(0x10000800,511,0x55555555);
MarchCMinus32(0x10000800,511,0xaaaaaaaa);
Uart_Printf("Set1 is tested!\n");
MarchCMinus32(0x10001000,511,0x00000000);
MarchCMinus32(0x10001000,511,0x0f0f0f0f);
MarchCMinus32(0x10001000,511,0x33333333);
MarchCMinus32(0x10001000,511,0x55555555);
MarchCMinus32(0x10001000,511,0xaaaaaaaa);
Uart_Printf("Set2 is tested!\n");
MarchCMinus32(0x10001800,511,0x00000000);
MarchCMinus32(0x10001800,511,0x0f0f0f0f);
MarchCMinus32(0x10001800,511,0x33333333);
MarchCMinus32(0x10001800,511,0x55555555);
MarchCMinus32(0x10001800,511,0xaaaaaaaa);
Uart_Printf("Set3 is tested!\n");
MarchCMinusM_10(0x10002000,127,0x00000000,0x1ffff);
MarchCMinusM_10(0x10002000,127,0x0000ffff,0x1ffff);
MarchCMinusM_10(0x10002000,127,0x00ff00ff,0x1ffff);
MarchCMinusM_10(0x10002000,127,0x0f0f0f0f,0x1ffff);
MarchCMinusM_10(0x10002000,127,0x33333333,0x1ffff);
MarchCMinusM_10(0x10002000,127,0x55555555,0x1ffff);
Uart_Printf("TagRAM0 is tested!\n");
MarchCMinusM_10(0x10002800,127,0x00000000,0x1ffff);
MarchCMinusM_10(0x10002800,127,0x0000ffff,0x1ffff);
MarchCMinusM_10(0x10002800,127,0x00ff00ff,0x1ffff);
MarchCMinusM_10(0x10002800,127,0x0f0f0f0f,0x1ffff);
MarchCMinusM_10(0x10002800,127,0x33333333,0x1ffff);
MarchCMinusM_10(0x10002800,127,0x55555555,0x1ffff);
Uart_Printf("TagRAM1 is tested!\n");
MarchCMinusM_10(0x10003000,127,0x00000000,0x1ffff);
MarchCMinusM_10(0x10003000,127,0x0000ffff,0x1ffff);
MarchCMinusM_10(0x10003000,127,0x00ff00ff,0x1ffff);
MarchCMinusM_10(0x10003000,127,0x0f0f0f0f,0x1ffff);
MarchCMinusM_10(0x10003000,127,0x33333333,0x1ffff);
MarchCMinusM_10(0x10003000,127,0x55555555,0x1ffff);
Uart_Printf("TagRAM2 is tested!\n");
MarchCMinusM_10(0x10003800,127,0x00000000,0x1ffff);
MarchCMinusM_10(0x10003800,127,0x0000ffff,0x1ffff);
MarchCMinusM_10(0x10003800,127,0x00ff00ff,0x1ffff);
MarchCMinusM_10(0x10003800,127,0x0f0f0f0f,0x1ffff);
MarchCMinusM_10(0x10003800,127,0x33333333,0x1ffff);
MarchCMinusM_10(0x10003800,127,0x55555555,0x1ffff);
Uart_Printf("TagRAM3 is tested!\n");
MarchCMinusM_10(0x10004000,127,0x00000000,0xf);
MarchCMinusM_10(0x10004000,127,0x0000ffff,0xf);
MarchCMinusM_10(0x10004000,127,0x00ff00ff,0xf);
MarchCMinusM_10(0x10004000,127,0x0f0f0f0f,0xf);
MarchCMinusM_10(0x10004000,127,0x33333333,0xf);
MarchCMinusM_10(0x10004000,127,0x55555555,0xf);
Uart_Printf("LRU is tested!\n");
Uart_Printf("4KB internal SRAM test.\n");
rSYSCFG=SYSCFG_4KB;
MarchCMinus32(0x10001000,511,0x00000000);
MarchCMinus32(0x10001000,511,0x0f0f0f0f);
MarchCMinus32(0x10001000,511,0x33333333);
MarchCMinus32(0x10001000,511,0x55555555);
MarchCMinus32(0x10001000,511,0xaaaaaaaa);
Uart_Printf("Set2 is tested at 4KB!\n");
MarchCMinus32(0x10001800,511,0x00000000);
MarchCMinus32(0x10001800,511,0x0f0f0f0f);
MarchCMinus32(0x10001800,511,0x33333333);
MarchCMinus32(0x10001800,511,0x55555555);
MarchCMinus32(0x10001800,511,0xaaaaaaaa);
Uart_Printf("Set3 is tested at 4KB!\n");
rSYSCFG=saveSyscfg; //wr_on,Cache 8KB+I_RAM 0KB,stall disable.
//cache flush is needed....
if(marchError==0)
return 1;
else
return 0;
}
void MarchCMinus32(int address,int unit,unsigned int pattern)
{
int i;
unsigned int *tempPt;
tempPt=(unsigned int *)address;
for(i=0;i<=unit;i++)
{
//Uart_Printf("P=%x",pattern);
*tempPt++=pattern;
//Uart_Printf("A=%x,P=%x\n",tempPt,*tempPt);
}
_MarchSub1((unsigned int *)address,unit,~pattern,1);
_MarchSub1((unsigned int *)address,unit,pattern,1);
_MarchSub1((unsigned int *)address+unit,unit,~pattern,-1);
_MarchSub1((unsigned int *)address+unit,unit,pattern,-1);
tempPt=(unsigned int *)address;
for(i=0;i<=unit;i++)
{
if(*tempPt!=pattern)
{
marchError=1;
Uart_Printf("ERROR0:%x\n",tempPt);
}
tempPt++;
}
//Uart_Printf("RP=%x,RA=%x\n",*tempPt,tempPt);
}
void MarchCMinusM_10(int address,int unit,unsigned int pattern,unsigned int mask)
{
int i;
unsigned int *tempPt;
tempPt=(unsigned int *)address;
for(i=0;i<=unit;i++)
{
//Uart_Printf("P=%x",pattern);
// *tempPt++=pattern;
//Uart_Printf("A=%x,P=%x\n",tempPt,*tempPt);
*tempPt=pattern;
tempPt+=0x4;
}
_MarchSub1_10((unsigned int *)address,unit,~pattern,4,mask);
_MarchSub1_10((unsigned int *)address,unit,pattern,4,mask);
_MarchSub1_10((unsigned int *)address+(unit*4),unit,~pattern,-4,mask);
_MarchSub1_10((unsigned int *)address+(unit*4),unit,pattern,-4,mask);
tempPt=(unsigned int *)address;
for(i=0;i<=unit;i++)
{
if( *tempPt!=(pattern&mask) )
{
marchError=1;
Uart_Printf("ERROR0:%x\n",tempPt);
}
tempPt+=0x4;
}
//Uart_Printf("RP=%x,RA=%x\n",*tempPt,tempPt);
}
void _MarchSub1(unsigned int *pt,int unit,unsigned int pattern,int incdec)
{
unsigned int i,rp;
for(i=0;i<=unit;i++)
{
rp=*pt;
//Uart_Printf("RP=%x",*pt);
*pt=pattern;
//Uart_Printf("j=%x,p=%x,pt=%x\n",rp,(~pattern),pt);
if(rp!=(~pattern))
{
marchError=1;
Uart_Printf("ERROR1:A=%x,RP=%x,WP=%x \n",pt,rp,(~pattern));
}
pt+=incdec;
}
}
void _MarchSub1_10(unsigned int *pt,int unit,unsigned int pattern,int incdec,unsigned int mask)
{
unsigned int i,rp;
unsigned int *pt2=pt;
for(i=0;i<=unit;i++)
{
rp=*pt;
//Uart_Printf("RP=%x",*pt);
*pt=pattern;
//Uart_Printf("j=%x,p=%x,pt=%x\n",rp,(~pattern),pt);
if( rp!=(mask&(~pattern)) )
{
marchError=1;
Uart_Printf("ERROR1:A=%x,RP=%x,WP=%x pt2=%x \n",pt,rp,(~pattern),pt2);
}
pt+=incdec;
}
}
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